Fortran · Runtime error
What does Error 9: Permission to access file denied mean in Fortran?
The OPEN statement was denied access to the file by the operating system's file permissions, or the resource was otherwise unavailable.
The OPEN statement was denied access to the file by the operating system's file permissions, or the resource was otherwise unavailable.
Check the file's permissions and confirm the process has read or write access to the directory involved, not just the file itself.